Gilliam

Gilliam is the son of Black Phantom and Yuuris brother. Ever since he was a child his father has always referred to him as useless and favored his sister far more. However since Yuuris disappearance Gilliam has risen in power with the intention to prove himself to his father trying to convince him that he is more suitable than his sister to become his righthand man. He has plans to massproduce esper clones as a type of industry. source: Wikipedia